柯林斯词典heartburn /ˈhɑːtˌbɜːn/ 1. N-UNCOUNT Heartburn is a painful burning sensation in your chest, caused by indigestion. 胃灼热; 烧心 返回 heartburn剑桥词典a painful burning feeling in the lower chest caused by the stomach not digesting food correctly （消化不良引起的）胃灼热，烧心 返回 heartburn